The kid has a nervous spasm during class.
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Explanation:
Benign and malignant tumors are abnormal growths,<em> the main difference between them is the nature of the cells that compose them</em>. In benign tumors <em>cells are not cancerous, they do not invade tissues around them and therefore they don't spread to other body parts, this makes them easier to remove and less likely to recur.</em>
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<span>Infection occurs when the larvae of the parasite released by freshwater snails, penetrate the skin of a person when in contact with an infested water.
Schistosomiasis, Also Known As snail fever<span>.</span></span>
Answer:
option B. is the right answer